Home / 47,752.86-71,660.38-18,170.95

Finding the Fourth Proportional to 47,752.86, 71,660.38 and 18,170.95

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Solution

The fourth proportional to 47,752.86, 71,660.38 and 18,170.95 is: 27,268.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,752.86 : 71,660.38 = 18,170.95 : x
  2. Step 2: Convert to fraction form
    47,752.86/71,660.38 = 18,170.95/x
  3. Step 3: Cross multiply
    47,752.86x = 71,660.38 × 18,170.95
  4. Step 4: Simplify right side
    47,752.86x = 1,302,137,181.96
  5. Step 5: Solve for x
    x = 1,302,137,181.96/47,752.86
  6. Step 6: Final answer
    x = 27,268.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.